EP4571866A4 - METHOD AND DEVICE FOR MANUFACTURING SECONDARY BATTERY ELECTRODE - Google Patents

METHOD AND DEVICE FOR MANUFACTURING SECONDARY BATTERY ELECTRODE

Info

Publication number
EP4571866A4
EP4571866A4 EP23912629.5A EP23912629A EP4571866A4 EP 4571866 A4 EP4571866 A4 EP 4571866A4 EP 23912629 A EP23912629 A EP 23912629A EP 4571866 A4 EP4571866 A4 EP 4571866A4
Authority
EP
European Patent Office
Prior art keywords
secondary battery
battery electrode
manufacturing secondary
manufacturing
electrode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23912629.5A
Other languages
German (de)
French (fr)
Other versions
EP4571866A1 (en
Inventor
Seung-Seo Park
Ji-Woong Jang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP4571866A1 publication Critical patent/EP4571866A1/en
Publication of EP4571866A4 publication Critical patent/EP4571866A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0254—Coating heads with slot-shaped outlet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0409—Methods of deposition of the material by a doctor blade method, slip-casting or roller coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/043—Processes of manufacture in general involving compressing or compaction
    • H01M4/0435—Rolling or calendering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/0808—Details thereof, e.g. surface characteristics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Coating Apparatus (AREA)
EP23912629.5A 2022-12-26 2023-12-01 METHOD AND DEVICE FOR MANUFACTURING SECONDARY BATTERY ELECTRODE Pending EP4571866A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020220185030A KR102892910B1 (en) 2022-12-26 2022-12-26 Manufacturing method and device for electrode of secondary battery
PCT/KR2023/019725 WO2024143954A1 (en) 2022-12-26 2023-12-01 Method and device for manufacturing secondary battery electrode

Publications (2)

Publication Number Publication Date
EP4571866A1 EP4571866A1 (en) 2025-06-18
EP4571866A4 true EP4571866A4 (en) 2025-10-15

Family

ID=91718278

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23912629.5A Pending EP4571866A4 (en) 2022-12-26 2023-12-01 METHOD AND DEVICE FOR MANUFACTURING SECONDARY BATTERY ELECTRODE

Country Status (6)

Country Link
US (1) US20250391829A1 (en)
EP (1) EP4571866A4 (en)
JP (1) JP2025536052A (en)
KR (1) KR102892910B1 (en)
CN (1) CN119585871A (en)
WO (1) WO2024143954A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20260038025A (en) * 2024-09-11 2026-03-18 삼성에스디아이 주식회사 Electrode and secondary battery

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150125732A1 (en) * 2012-05-25 2015-05-07 Nec Energy Devices, Ltd. Positive electrode for non-aqueous electrolyte battery and non-aqueous electrolyte secondary battery
KR20160036998A (en) * 2014-09-26 2016-04-05 주식회사 뉴파워 프라즈마 Secondary battery and method of manufacture thereof
US20210313553A1 (en) * 2019-01-22 2021-10-07 Lg Chem, Ltd. Active Material Coating Method for Secondary Battery and Coating Apparatus
KR20220058066A (en) * 2020-10-30 2022-05-09 주식회사 엘지에너지솔루션 Apparatus of manufacturing electrode and method of manufacturing electrode

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3162026B2 (en) * 1997-11-18 2001-04-25 松下電器産業株式会社 Coating device and coating method
JP2006313655A (en) * 2005-05-06 2006-11-16 Ngk Spark Plug Co Ltd Thin battery
JP2010049906A (en) * 2008-08-21 2010-03-04 Toyota Motor Corp Manufacturing method of strip electrode, manufacturing apparatus of strip electrode, and manufacturing method of battery
JP2014160540A (en) * 2011-06-16 2014-09-04 Panasonic Corp Lithium ion secondary battery anode and manufacturing method therefor, and lithium ion secondary battery using the same
WO2013187172A1 (en) * 2012-06-11 2013-12-19 Ｎｅｃエナジーデバイス株式会社 Electrode manufacturing method
US10033029B2 (en) * 2012-11-27 2018-07-24 Apple Inc. Battery with increased energy density and method of manufacturing the same
KR101678813B1 (en) * 2014-01-28 2016-11-23 주식회사 엘지화학 Electrode Comprising Active-Material-Non-Coated Portion with thick thickness
WO2016121734A1 (en) * 2015-01-30 2016-08-04 Ｎｅｃエナジーデバイス株式会社 Secondary battery
PL3349273T3 (en) * 2015-12-15 2019-12-31 Lg Chem, Ltd. Electrode for electrochemical device and electrochemical device including the same
WO2017154313A1 (en) * 2016-03-11 2017-09-14 Ｎｅｃエナジーデバイス株式会社 Electrochemical device electrode, electrochemical device, and manufacturing method for said electrode and said device
JPWO2017163846A1 (en) * 2016-03-24 2019-02-07 Ｎｅｃエナジーデバイス株式会社 Lithium ion secondary battery, electrode and method for producing the same
JP7157943B2 (en) * 2017-07-25 2022-10-21 パナソニックＩｐマネジメント株式会社 battery
KR102677503B1 (en) * 2018-09-27 2024-06-20 주식회사 엘지에너지솔루션 Slot Die Coater Changing Coating Formation of Electrode Active Material Slurry by Movement of Slots
CN209691847U (en) * 2019-01-29 2019-11-26 骆驼集团襄阳蓄电池有限公司 A pole plate embossing tooling
JP7543884B2 (en) * 2020-12-04 2024-09-03 株式会社豊田自動織機 Lithium-ion secondary battery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150125732A1 (en) * 2012-05-25 2015-05-07 Nec Energy Devices, Ltd. Positive electrode for non-aqueous electrolyte battery and non-aqueous electrolyte secondary battery
KR20160036998A (en) * 2014-09-26 2016-04-05 주식회사 뉴파워 프라즈마 Secondary battery and method of manufacture thereof
US20210313553A1 (en) * 2019-01-22 2021-10-07 Lg Chem, Ltd. Active Material Coating Method for Secondary Battery and Coating Apparatus
KR20220058066A (en) * 2020-10-30 2022-05-09 주식회사 엘지에너지솔루션 Apparatus of manufacturing electrode and method of manufacturing electrode

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024143954A1 *

Also Published As

Publication number Publication date
WO2024143954A1 (en) 2024-07-04
EP4571866A1 (en) 2025-06-18
KR102892910B1 (en) 2025-11-27
JP2025536052A (en) 2025-10-30
US20250391829A1 (en) 2025-12-25
CN119585871A (en) 2025-03-07
KR20240102714A (en) 2024-07-03

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